-85.19% is the change from 621 to 92
Calculation steps:
[( 92 - 621 ) ÷ 621] x 100 = -85.19%
Formula
Percentage change = [(92 - 621) / 621] x 100
Subtract the new number by the original number
92 - 621 = -529
-529 ÷ 621 = -0.8518518518518519
-0.8518518518518519 x 100 = -85.19%